The highest time in the recording period (* 1) is 、Dec,2018, per One rice ball, 102 (JPY). Conversely, the cheapest period is 、Sep,2017、Aug,2017、Jun,2017、May,2017、Apr,2017、Mar,2017, 93 (JPY) per One rice ball.

(*1) Includes retail price of fukui, period 2015年1月 to Dec,2018 Rice Ball.